From: Mike Hibler <hibler@ucbvax.Berkeley.EDU>
Date: Thu, 13 Jan 1994 06:32:13 +0000 (-0800)
Subject: new v_maxra field for clustering,
X-Git-Tag: BSD-4_4_Lite1-Snapshot-Development~834
X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/commitdiff_plain/dc7ee83ca23a588f6ba0bd74d19cbff89ae31d3f

new v_maxra field for clustering,
add VT_ISOFS.

SCCS-vsn: sys/sys/vnode.h 8.6
---

diff --git a/usr/src/sys/sys/vnode.h b/usr/src/sys/sys/vnode.h
index f732863bc9..600539e875 100644
--- a/usr/src/sys/sys/vnode.h
+++ b/usr/src/sys/sys/vnode.h
@@ -4,7 +4,7 @@
  *
  * %sccs.include.redist.c%
  *
- *	@(#)vnode.h	8.5 (Berkeley) %G%
+ *	@(#)vnode.h	8.6 (Berkeley) %G%
  */
 
 #include <sys/queue.h>
@@ -27,7 +27,7 @@ enum vtype	{ VNON, VREG, VDIR, VBLK, VCHR, VLNK, VSOCK, VFIFO, VBAD };
  */
 enum vtagtype	{
 	VT_NON, VT_UFS, VT_NFS, VT_MFS, VT_PC, VT_LFS, VT_LOFS, VT_FDESC,
-	VT_PORTAL, VT_NULL, VT_UMAP, VT_KERNFS, VT_PROCFS, VT_AFS
+	VT_PORTAL, VT_NULL, VT_UMAP, VT_KERNFS, VT_PROCFS, VT_AFS, VT_ISOFS
 };
 
 /*
@@ -64,7 +64,8 @@ struct vnode {
 	daddr_t	v_lasta;			/* last allocation */
 	int	v_clen;				/* length of current cluster */
 	int	v_ralen;			/* Read-ahead length */
-	long	v_spare[8];			/* round to 128 bytes */
+	daddr_t	v_maxra;			/* last readahead block */
+	long	v_spare[7];			/* round to 128 bytes */
 	enum	vtagtype v_tag;			/* type of underlying data */
 	void 	*v_data;			/* private data for fs */
 };